Liquid Ring Vacuum Pumps - Two Stage

Our NAT series is the ideal choice for power plants and other customers needing to replace or upgrade their classic Nash* two stage AT liquid ring vacuum pump. These new pumps have been designed to be drop in replacements for the classic Nash* AT series pumps. NES pumps are factory performance tested and include a 2 year warranty.

NES Company and its staff have been rebuilding NASH liquid ring vacuum pumps and compressors for over 25 years. Our staff and technicians have decades of field and shop experience with Nash* brand pumps so you can be confident that your rebuild we perform like new. All remanufactured pumps with a 2 year warranty against defects and performance.